97
google search
Google search results:
1: https://brainly.com/question/18432664
++++++++++++++++
2: https://brainly.in/question/26102227
++++++++++++++++
3: https://www.quora.com/If-a-m-a-n-a-mn-then-m-n-2-+n-m-2-is
++++++++++++++++
4: https://www.quora.com/The-number-of-integer-pairs-m-n-which-satisfies-m-n-2+1-48-is
++++++++++++++++
5: https://gmatclub.com/forum/m-and-n-are-integers-such-that-6-m-n-what-is-the-value-of-n-220876.html
++++++++++++++++
6: https://math.stackexchange.com/questions/604717/prove-that-if-m2-n2-is-divisible-by-4-then-both-m-and-n-are-even-nu
++++++++++++++++
7: http://www.mclph.umn.edu/mathrefresh/exponents2.html
++++++++++++++++
8: https://artofproblemsolving.com/school/mathjams-transcripts?id=86
++++++++++++++++